
#preview {
   /* border: 1px solid;*/
    width:100%;
    float:right;
    display: none;
}

#text-input {
    /*border: 1px solid;*/
    border: 0;
    /*color:aliceblue;*/
    background-color: transparent;
    width:100%;
    height: 100%;
    float:left;
    display: block;
    font-size: 18px;
    
}
#text-input:active {
    background-color: transparent;
}

#main-frame {
    margin-right: auto;
    margin-left: auto;
   /* border: 1px solid;*/
    width: 90%;
    /*height: 800px;*/
    height: 800px;
    border: 3px solid #eeeeee;
    position: float;
    background: #ffffff;
}

body {
    background-color: azure;
}

#beian {
    width:800px;
    
    float:right;
    margin-top: 30px;
    margin-bottom: 50px;
}

#beian a {
    float: right;
    margin: auto;
}
